643537551608

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{10321}}^1\times {\mathrm{18253}}^1$

素因数の和:28648

約数の個数: 64

約数和(自身を含む): 1401828342720

約数和(自身を除く): 758290791112

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 10321, 18253, 20642, 36506, 41284, 72247, 73012, 82568, 127771, 144494, 146024, 255542, 288988, 511084, 577976, 629581, 1022168, 1113433, 1259162, 2226866, 2518324, 4407067, 4453732, 5036648, 7794031, 8814134, 8907464, 15588062, 17628268, 31176124, 35256536, 62352248, 188389213, 376778426, 753556852, 1318724491, 1507113704, 2637448982, 5274897964, 10549795928, 11491741993, 22983483986, 45966967972, 80442193951, 91933935944, 160884387902, 321768775804, 643537551608]

約数ペア:

[(1, 643537551608), (2, 321768775804), (4, 160884387902), (7, 91933935944), (8, 80442193951), (14, 45966967972), (28, 22983483986), (56, 11491741993), (61, 10549795928), (122, 5274897964), (244, 2637448982), (427, 1507113704), (488, 1318724491), (854, 753556852), (1708, 376778426), (3416, 188389213), (10321, 62352248), (18253, 35256536), (20642, 31176124), (36506, 17628268), (41284, 15588062), (72247, 8907464), (73012, 8814134), (82568, 7794031), (127771, 5036648), (144494, 4453732), (146024, 4407067), (255542, 2518324), (288988, 2226866), (511084, 1259162), (577976, 1113433), (629581, 1022168)]